Curtis 1212S Manual,
Rev. B
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1 — OVERVIEW
OVERVIEW
The Curtis 1212S motor speed controller provides precise and smooth control
of permanent magnet drive motors for battery powered vehicles. This controller
is designed for use in pallet truck applications.
The 1212S controller is fully programmable by means of a Curtis pro-
gramming device. Use of the programmer offers diagnostic and test capability
as well as configuration flexibility.
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Fig. 1
Curtis 1212S
electronic motor controller.
Like all Curtis motor controllers, the 1212S offers superior operator control
of the vehicle’s motor drive speed. Key features include:
Smooth and Secure Control
✓
Advanced speed regulation maintains precise speed over varied terrain,
obstacles, curbs, and ramps
✓
Linear cutback of current ensures smooth control, with no sudden loss
of power during undervoltage or overtemperature
✓
Proprietary algorithms help prevent gearbox wear while providing
smooth starts and reversals
✓
The vehicle is brought to a complete stop before the electromagnetic
brake is applied, ensuring safe and secure stops under all conditions
✓
Charger inhibit input prevents driving while charger is attached
✓
Key Off Decel function ensures a smooth “brake to stop” when the
key is turned off while driving or when a fault occurs that requires the
vehicle to stop
More Features
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